#5B97CE
Closest named color: Faded Blue (#658CBB). oklch(65.8% 0.104 247.7), rgb(91, 151, 206).
Aa
Black text reads best on this color (6.76:1).
About this color
#5B97CE is a medium-light, moderately saturated blue. In OKLCH its lightness is 66%, its chroma 0.104 and its hue 248°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.036 away. Black text reads best on it, at 6.76:1.
| Hue family | Blues |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.104) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.76:1 |
| White text | 3.10:1 |
Values
| HEX | #5B97CE |
| RGB | rgb(91, 151, 206) |
| HSL | hsl(209, 54%, 58%) |
| OKLCH | oklch(65.8% 0.104 247.7) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #5B97CE | 3.10:1 | AA large text | Lc -63.3 | Content text, not long reading |
| Black text on #5B97CE | 6.76:1 | AA | Lc 46.2 | Large or bold text, headings |
| #5B97CE text on white | 3.10:1 | AA large text | Lc 57.9 | Large or bold text, headings |
| #5B97CE text on black | 6.76:1 | AA | Lc -43.9 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 500.
-
Step 50
50
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF3
oklch(93.6% 0.015 244.7)
-
Step 200
200
#CBDBEB
oklch(88.4% 0.028 248.1)
-
Step 300
300
#A7C4E0
oklch(80.8% 0.051 247.5)
-
Step 400
400
#77A5D1
oklch(70.6% 0.082 247.9)
-
Step 500
500 (this color)
#5B97CE
oklch(65.8% 0.104 247.7)
-
Step 600
600
#3578B2
oklch(55.7% 0.113 247.6)
-
Step 700
700
#276599
oklch(49.2% 0.105 247.4)
-
Step 800
800
#22527C
oklch(42.7% 0.087 247.9)
-
Step 900
900
#214464
oklch(37.6% 0.069 248.2)
-
Step 950
950
#14283A
oklch(26.9% 0.043 247.2)
#5B97CE with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #8099D0 | 0.043 |
| Deuteranopia (no green cones) | #718DCD | 0.034 |
| Tritanopia (no blue cones) | #00A4AA | 0.088 |
| Achromatopsia (no color) | #929292 | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B97CE
#5B97CE
oklch(65.8% 0.104 247.7)
- #BC8547
#BC8547
oklch(65.9% 0.104 67.6)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #5B97CE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.036
- Cornflower Blue #6495ED ΔE 0.050
- Dark Sky Blue #448EE4 ΔE 0.051
- Chefchaouen Blue #4895EF ΔE 0.053
- Silver Lake Blue #778DA9 ΔE 0.059
- Dusty Blue #5A86AD ΔE 0.061
- Greyblue #77A1B5 ΔE 0.061
- Cool Blue #4984B8 ΔE 0.063
Use #5B97CE in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.